General

  • Target

    f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f

  • Size

    2.6MB

  • Sample

    220215-fe484scdcm

  • MD5

    fda089a638a02b64c5175fbed3e4918b

  • SHA1

    eef6c75a650b5d1f2f34b988fc88ceb328312c15

  • SHA256

    f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f

  • SHA512

    7a9d15d37fa40898b49015f457546439a61ba7ba644b082d1c6bd0f10a6a7fded631937e255839beadf966c6577650f30601333bbb852a1a9625d1e561355c96

Malware Config

Targets

    • Target

      f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f

    • Size

      2.6MB

    • MD5

      fda089a638a02b64c5175fbed3e4918b

    • SHA1

      eef6c75a650b5d1f2f34b988fc88ceb328312c15

    • SHA256

      f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f

    • SHA512

      7a9d15d37fa40898b49015f457546439a61ba7ba644b082d1c6bd0f10a6a7fded631937e255839beadf966c6577650f30601333bbb852a1a9625d1e561355c96

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

5
T1082

Command and Control

Web Service

1
T1102

Tasks